ADVANCE
128Mb: x16, x32
MOBILE SDRAM
POWER-DOWN MODE1
T0
T1
T2
Tn + 1
Tn + 2
( (
t
t
) )
CK
CL
CLK
CKE
( (
) )
t
CH
t
t
CKS
CKS
( (
) )
t
t
CKS
CKH
t
t
CMS CMH
PRECHARGE
( (
) )
( (
) )
COMMAND
NOP
NOP
NOP
ACTIVE
( (
) )
( (
) )
DQML, DQMU
( (
) )
( (
) )
A0-A9, A11
A10
ROW
ROW
ALL BANKS
( (
) )
( (
) )
SINGLE BANK
t
t
AH
AS
( (
) )
( (
) )
BA0, BA1
DQ
BANK
BANK(S)
High-Z
( (
) )
Two clock cycles
Input buffers gated off while in
power-down mode
Precharge all
active banks
All banks idle
All banks idle, enter
power-down mode
Exit power-down mode
DON’T CARE
TIMING PARAMETERS
-8
-10
MAX UNITS
-8
-10
SYMBOL*
MIN
1
MAX
MIN
1
SYMBOL*
MIN
MAX
MIN
25
1
MAX UNITS
t
t
AH
ns
ns
ns
ns
ns
ns
CK (1)
20
1
ns
ns
ns
ns
ns
t
t
AS
2.5
3
2.5
3
CKH
t
t
CH
CKS
2.5
1
2.5
1
t
t
CL
3
3
CMH
t
t
CK (3)
8
10
12
CMS
2.5
2.5
t
CK (2)
10
*CAS latency indicated in parentheses.
NOTE: 1. Violating refresh requirements during power-down may result in a loss of data.
128Mb: x16, x32 Mobile SDRAM
MobileY95W_3V_F.p65 – Rev. F; Pub. 9/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology, Inc.
41
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